<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    
</body>
</html>
<script>
    var fetch_promise =fetch("./test.txt")
    fetch_promise.then(function(response){
        return response.text();
    })
    .then(function(data){
        console.log(data)
    })
</script>